package base.Day02;
public class DoubleDemo
{
    public static void main(String[] args)
    {
        double a = 3.13;
        float f = 111f;
        double c = 3.0;
        double d = 2.9;
        System.out.println(c-d);
        double e = 6.0;
        double f1 = 4.9;
        System.out.println(e-f1);
        double g = 6.0;
        double h = 1.9;
        System.out.println(g-h);
   }
}
